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Finding the Fourth Proportional to 192,451.95, 288,595.36 and 66,104.91

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Solution

The fourth proportional to 192,451.95, 288,595.36 and 66,104.91 is: 99,129.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,451.95 : 288,595.36 = 66,104.91 : x
  2. Step 2: Convert to fraction form
    192,451.95/288,595.36 = 66,104.91/x
  3. Step 3: Cross multiply
    192,451.95x = 288,595.36 × 66,104.91
  4. Step 4: Simplify right side
    192,451.95x = 19,077,570,010.01
  5. Step 5: Solve for x
    x = 19,077,570,010.01/192,451.95
  6. Step 6: Final answer
    x = 99,129.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.